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SubjectRe: [PATCH 1/4] Remove path attribute from sgi_hotplug
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[Adding Prarit to cc since I think this is his code.]

On Thursday, February 28, 2008 4:26 pm Alex Chiang wrote:
> Rename the slot to be the contents of the 'path' sysfs attribute, and
> delete the attribute. The mapping from pci address to slot name is
> supposed to be done through the 'address' file, which will be provided
> automatically later in this series of patches.
>
> Signed-off-by: Alex Chiang <achiang@hp.com>
> Signed-off-by: Matthew Wilcox <matthew@wil.cx>
> ---
> drivers/pci/hotplug/sgi_hotplug.c | 32 +-------------------------------
> 1 files changed, 1 insertions(+), 31 deletions(-)
>
> diff --git a/drivers/pci/hotplug/sgi_hotplug.c
> b/drivers/pci/hotplug/sgi_hotplug.c index ef07c36..693519e 100644
> --- a/drivers/pci/hotplug/sgi_hotplug.c
> +++ b/drivers/pci/hotplug/sgi_hotplug.c
> @@ -91,21 +91,6 @@ static struct hotplug_slot_ops sn_hotplug_slot_ops = {
>
> static DEFINE_MUTEX(sn_hotplug_mutex);
>
> -static ssize_t path_show (struct hotplug_slot *bss_hotplug_slot,
> - char *buf)
> -{
> - int retval = -ENOENT;
> - struct slot *slot = bss_hotplug_slot->private;
> -
> - if (!slot)
> - return retval;
> -
> - retval = sprintf (buf, "%s\n", slot->physical_path);
> - return retval;
> -}
> -
> -static struct hotplug_slot_attribute sn_slot_path_attr = __ATTR_RO(path);
> -
> static int sn_pci_slot_valid(struct pci_bus *pci_bus, int device)
> {
> struct pcibus_info *pcibus_info;
> @@ -173,18 +158,10 @@ static int sn_hp_slot_private_alloc(struct
> hotplug_slot *bss_hotplug_slot, return -ENOMEM;
> bss_hotplug_slot->private = slot;
>
> - bss_hotplug_slot->name = kmalloc(SN_SLOT_NAME_SIZE, GFP_KERNEL);
> - if (!bss_hotplug_slot->name) {
> - kfree(bss_hotplug_slot->private);
> - return -ENOMEM;
> - }
> + bss_hotplug_slot->name = slot->physical_path;
>
> slot->device_num = device;
> slot->pci_bus = pci_bus;
> - sprintf(bss_hotplug_slot->name, "%04x:%02x:%02x",
> - pci_domain_nr(pci_bus),
> - ((u16)pcibus_info->pbi_buscommon.bs_persist_busnum),
> - device + 1);
>
> sn_generate_path(pci_bus, slot->physical_path);
>
> @@ -203,8 +180,6 @@ static struct hotplug_slot * sn_hp_destroy(void)
> bss_hotplug_slot = slot->hotplug_slot;
> list_del(&((struct slot *)bss_hotplug_slot->private)->
> hp_list);
> - sysfs_remove_file(&bss_hotplug_slot->kobj,
> - &sn_slot_path_attr.attr);
> break;
> }
> return bss_hotplug_slot;
> @@ -653,11 +628,6 @@ static int sn_hotplug_slot_register(struct pci_bus
> *pci_bus) rc = pci_hp_register(bss_hotplug_slot);
> if (rc)
> goto register_err;
> -
> - rc = sysfs_create_file(&bss_hotplug_slot->kobj,
> - &sn_slot_path_attr.attr);
> - if (rc)
> - goto register_err;
> }
> dev_dbg(&pci_bus->self->dev, "Registered bus with hotplug\n");
> return rc;




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